February 22, 1988 - February 22, 2021
Algebraic Geometry and Representation Theory Seminar
11:15 - 12:30
Revisiting vanishing cycles and duality in étale cohomology
Jacob Ziskind Building
University of Paris-Sud, Orsay
|Abstract||Show full text abstract about Abstract: In the early 1980's Gabber proved compatibili...»|
Abstract: In the early 1980's Gabber proved compatibility of nearby cycles with duality and Beilinson compatibility of vanishing cycles with duality. I will explain new insights and results on this topic, due to Beilinson, Gabber, and Zheng.